OCC, an equity derivatives clearing organization, has named Laurie Flom as head of enterprise risk management. Flom joins OCC from Associated Banc-Corp, where she served as director of enterprise risk management. Details inside.

Realogy Holdings, a residential real estate franchising and brokerage firm, has promoted Dea Benson to the newly created position of senior vice president of enterprise risk management. Additionally, Tim Gustavson has been promoted to succeed Benson as chief accounting officer and controller. Both will report directly to Anthony Hull, chief financial officer and treasurer.

Aker Solutions, a global provider of products, systems and services to the oil and gas industry, has appointed Tore Sjursen as executive vice president for operational improvement and risk management, effective April 1.

OCC, the world’s largest equity derivatives clearing organization, has appointed David Ridgway, a former senior risk management executive with BNY Mellon, as senior vice president, enterprise risk management.

The Options Clearing Corporation, the world's largest equity derivatives clearing organization, recently appointed two new senior leaders who will play key roles as the OCC transitions to its future risk management and clearing systems.